BMX bikes all have different top tube lengths. i want to know the length for a street bmx bike. It would be helpful for lengths for dirt and flatland also.

Dirt: 3.3-5.0lb
Top 20-21.5in
Rear Tri 13.5-15.0in

Street: 4.0-5.0lb
Top 20-21in
Rear Tri 13.0-14.0in

Flatland: 3.0-4.5lb
Top 17-19in
Rear Tri 12.0-13.5in